1 files changed, 14 insertions, 14 deletions

diff --git a/indra/newview/llparticipantlist.cpp b/indra/newview/llparticipantlist.cpp
index 54a837d17d..479c29f656 100644
--- a/indra/newview/llparticipantlist.cpp
+++ b/indra/newview/llparticipantlist.cpp
@@ -57,6 +57,7 @@ LLParticipantList::LLParticipantList(LLSpeakerMgr* data_source, LLAvatarList* av
 	mSortOrder(E_SORT_BY_NAME)
 ,	mParticipantListMenu(NULL)
 ,	mExcludeAgent(exclude_agent)
+,	mValidateSpeakerCallback(NULL)
 {
 	mSpeakerAddListener = new SpeakerAddListener(*this);
 	mSpeakerRemoveListener = new SpeakerRemoveListener(*this);
@@ -86,22 +87,19 @@ LLParticipantList::LLParticipantList(LLSpeakerMgr* data_source, LLAvatarList* av
 	}
 
 	//Lets fill avatarList with existing speakers
-	LLAvatarList::uuid_vector_t& group_members = mAvatarList->getIDs();
-
 	LLSpeakerMgr::speaker_list_t speaker_list;
 	mSpeakerMgr->getSpeakerList(&speaker_list, true);
 	for(LLSpeakerMgr::speaker_list_t::iterator it = speaker_list.begin(); it != speaker_list.end(); it++)
 	{
 		const LLPointer<LLSpeaker>& speakerp = *it;
 
-		addAvatarIDExceptAgent(group_members, speakerp->mID);
+		addAvatarIDExceptAgent(speakerp->mID);
 		if ( speakerp->mIsModerator )
 		{
 			mModeratorList.insert(speakerp->mID);
 		}
 	}
 	// we need to exclude agent id for non group chat
-	mAvatarList->setDirty(true);
 	sort();
 }
 
@@ -208,6 +206,11 @@ LLParticipantList::EParticipantSortOrder LLParticipantList::getSortOrder()
 	return mSortOrder;
 }
 
+void LLParticipantList::setValidateSpeakerCallback(validate_speaker_callback_t cb)
+{
+	mValidateSpeakerCallback = cb;
+}
+
 void LLParticipantList::updateRecentSpeakersOrder()
 {
 	if (E_SORT_BY_RECENT_SPEAKERS == getSortOrder())
@@ -221,19 +224,14 @@ void LLParticipantList::updateRecentSpeakersOrder()
 
 bool LLParticipantList::onAddItemEvent(LLPointer<LLOldEvents::LLEvent> event, const LLSD& userdata)
 {
-	LLAvatarList::uuid_vector_t& group_members = mAvatarList->getIDs();
 	LLUUID uu_id = event->getValue().asUUID();
 
-	LLAvatarList::uuid_vector_t::iterator found = std::find(group_members.begin(), group_members.end(), uu_id);
-	if(found != group_members.end())
+	if (mValidateSpeakerCallback && mValidateSpeakerCallback(uu_id))
 	{
-		llinfos << "Already got a buddy" << llendl;
 		return true;
 	}
 
-	addAvatarIDExceptAgent(group_members, uu_id);
-	// Mark AvatarList as dirty one
-	mAvatarList->setDirty();
+	addAvatarIDExceptAgent(uu_id);
 	sort();
 	return true;
 }
@@ -331,11 +329,13 @@ void LLParticipantList::sort()
 	}
 }
 
-void LLParticipantList::addAvatarIDExceptAgent(std::vector<LLUUID>& existing_list, const LLUUID& avatar_id)
+void LLParticipantList::addAvatarIDExceptAgent(const LLUUID& avatar_id)
 {
 	if (mExcludeAgent && gAgent.getID() == avatar_id) return;
+	if (mAvatarList->contains(avatar_id)) return;
 
-	existing_list.push_back(avatar_id);
+	mAvatarList->getIDs().push_back(avatar_id);
+	mAvatarList->setDirty();
 	adjustParticipant(avatar_id);
 }
 
@@ -355,7 +355,7 @@ bool LLParticipantList::SpeakerAddListener::handleEvent(LLPointer<LLOldEvents::L
 {
 	/**
 	 * We need to filter speaking objects. These objects shouldn't appear in the list
-	 * @c LLFloaterChat::addChat() in llviewermessage.cpp to get detailed call hierarchy
+	 * @see LLFloaterChat::addChat() in llviewermessage.cpp to get detailed call hierarchy
 	 */
 	const LLUUID& speaker_id = event->getValue().asUUID();
 	LLPointer<LLSpeaker> speaker = mParent.mSpeakerMgr->findSpeaker(speaker_id);